Barum Polaris 6 is a winter tyre made in total of 78 sizes, ranging from R14 to R14 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 205/55 R16 is 50mm wider than the narrowest dimension (155) and 50mm narrower than the widest one (255). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (205mm), which results in 112.75mm sidewall height. In 205/55 R16, there are 3 possible speed indexes for Barum Polaris 6 - "T","H","V", which are good for speeds up to 190, 210, 240 km/h.
